HD Galvanized Steel Grating Trench Cover
HD galvanized steel grating trench cover
Specification:
Type |
Plain / Smooth, Serrated /teeth, I bar, serrated-I bar |
Steel flat size |
20×3,25×3,25×5,30×3,30×4,30×5,32×3,32×5……120×10mm,etc. |
Bearing bar pitch |
12.5,15,20,25,30,35,40,50mm |
Cross bar pitch |
38,50,80,100mm |
material |
Low carbon steel, stainless steel, aluminum alloy |
Surface treatment |
Untreated, hot galvanized, painting,electro galvanized |
|
Grating Standard |
China: YB/T 4001.1-2007 USA: ANSI/NAAMM(MBG531-88) UK: BS 4592-1987 Australia: AS 1657-1985 |
|
Material standard |
China: GB 700-88 UK: BS 4360:1990 USA: ASTM A36/A36M-96 AUSTRALIA: AS 3679 |
|
HDG standard |
CHINA: GB/T13912-2002 UK: BS729 USA: ASTM A123/A123M-97a AUSTRALIA: AS 1650 |
Application:
Mainly used in platform, floor, walkway, stair treads, trestle, fencing, drainage, trench cover, pit cover, suspended ceiling, ventilates and light through facility, etc.
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